|Year|Title|Role|Notes|
|---|---|---|---|
|1978|The Big Fix|Pool Man||
|1979|French Postcards|Sayyid||
|1979|Last Embrace|First Commuter||
|1980|Night of the Juggler|Allesandro the Cabbie||
|1981|Ragtime|Tateh||
|1983|Yentl|Avigdor|Nominated—Golden Globe Award for Best Actor – Motion Picture Musical or Comedy|
|1983|Daniel|Paul Isaacson||
|1985|Maxie|Nick||
|1986|Tenkû no shiro Rapyuta|Louis||
|1987|The Princess Bride|Inigo Montoya||
|1988|Alien Nation|Detective Samuel 'George' Francisco|Nominated—Saturn Award for Best Supporting Actor|
|1988|The House on Carroll Street|Ray Salwen||
|1990|Dick Tracy|88 Keys||
|1991|True Colors|John Palmeri||
|1991|Impromptu|Alfred de Musset||
|1991|The Doctor|Dr. Murray Kaplan||
|1993|The Music of Chance|Jim Nashe||
|1993|Life with Mikey|Irate Man||
|1994|Squanto: A Warrior's Tale|Brother Daniel||
|1998|Lulu On The Bridge|Philip Kleinman||
|1998|Men with Guns|Andrew||
|1999|The Adventures of Elmo in Grouchland|Huxley||
|2001|Piñero|Joseph Papp||
|2002|Run Ronnie Run|Himself||
|2003|Celebrity Train Layouts: Mandy Patinkin|Himself||
|2005|The Choking Man|Rick||
|2006|Everyone's Hero|Stanley Irving||
|2010|4.3.2.1 ... The Countdown Begins|Jago L||
|2014|Wish I Was Here|Saul Bloom||

Question: how many film roles did mandy patinkin play in 1991?
Answer: 3